const mysql = require('mysql2')
const config = require('./config')

const connections = mysql.createPool({
    host: config.MYSQL_HOST,
    port: config.MYSQL_PORT,
    database: config.MYSQL_DATABASE,
    user: config.MYSQL_USER,
    password: config.MYSQL_PASSWORD
})

connections.getConnection((err, conn) => {
    conn.connect((err) => {
        if(err){
            console.log('数据库连接失败')
        }else{
            console.log('数据库连接成功')
        }
    })
})

module.exports = connections.promise()